1615616002 has 96 divisors (see below), whose sum is σ = 3415219200. Its totient is φ = 555572160.

The previous prime is 1615615993. The next prime is 1615616003. The reversal of 1615616002 is 2006165161.

It is a super-2 number, since 2×1615616002² = 5220430131836928008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1615616003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 597249 + ... + 599947.

It is an arithmetic number, because the mean of its divisors is an integer number (35575200).

Almost surely, 2^1615616002 is an apocalyptic number.

1615616002 is an abundant number, since it is smaller than the sum of its proper divisors (1799603198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1615616002 is a wasteful number, since it uses less digits than its factorization.

1615616002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768 (or 2755 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1615616002 is about 40194.7260470823. The cubic root of 1615616002 is about 1173.3999048797.

The spelling of 1615616002 in words is "one billion, six hundred fifteen million, six hundred sixteen thousand, two".